private int count = 0;
public static ArrayList<File> files;




files = new ArrayList<>();

final FirebaseDatabase database = FirebaseDatabase.getInstance();
final DatabaseReference RefUser = database.getReference("Users").child(HomeActivity.User.getUid()).child("Images");
        files.clear();
        count = 0;
        RefUser.addValueEventListener(new ValueEventListener() {
            @Override
            public void onDataChange(DataSnapshot dataSnapshot) {
                for (DataSnapshot postSnapshot : dataSnapshot.getChildren()) {
                    final String location = (postSnapshot.getValue(String.class));
                    try {
                        files.add(File.createTempFile("images", "jpg"));
                        storageRef = firebaseStorage.getReference().child(location);
                        storageRef.getFile(files.get(count)).addOnSuccessListener(new OnSuccessListener<FileDownloadTask.TaskSnapshot>() {
                            @Override
                            public void onSuccess(FileDownloadTask.TaskSnapshot taskSnapshot) {
                                storagelist.add(location);
                                String data[] = location.split("/");
                                datalist.add(data[3]);
                                gallery.setAdapter(new ImageAdapter(getApplicationContext()));
                            }
                        }).addOnFailureListener(new OnFailureListener() {
                            @Override
                            public void onFailure(@NonNull Exception exception) {
                                Toast.makeText(MyClosetActivity.this, "Storage Error: " + exception.getMessage(), Toast.LENGTH_SHORT).show();
                            }
                        });
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                    count++;
                }
                count = 0;
            }

            @Override
            public void onCancelled(DatabaseError error) {
                // Failed to read value
                Toast.makeText(MyClosetActivity.this, "Database Error: + " + error.getMessage(), Toast.LENGTH_SHORT).show();
            }
        });